I-80 weather conditions near Joliet, Illinois
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Overcast 67°F 2025-09-20T18:15:00-05:00 
Tonight 2025-09-20, Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming southeast after midnight.Sunday 2025-09-21, Chance Showers then Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night 2025-09-21, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday 2025-09-22, Showers Likely. Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night 2025-09-22, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm. Chance of precipitation is 40%.
Tuesday 2025-09-23, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
Tuesday Night 2025-09-23, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a high near 73.
Wednesday Night 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a low around 59.- Thursday 2025-09-25, Chance Showers. A chance of showers. Partly sunny, with a high near 72.
Thursday Night 2025-09-25, Chance Showers. A chance of showers. Partly cloudy, with a low around 56.
Friday 2025-09-26, Chance Showers. A chance of showers. Mostly sunny, with a high near 73.
Friday Night 2025-09-26, Partly Cloudy. Partly cloudy, with a low around 56.
Saturday 2025-09-27, Mostly Sunny. Mostly sunny, with a high near 73.